As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED ODOR IN ACFT ON DESCENT. SMELLS ROTTEN, NOT ELECTRICAL. NO SMOKE NOTED. ACCOMPLISHED CHECK OF ALL E/E COMPARTMENTS. ALL OK. ACCOMPLISHED PACK BURN OUT PER AMM 21-00-00 AND NO ODOR DETECTED IN CABIN. NO ODORS WERE DETECTED ON FIRST ARRIVAL OF AIRCRAFT PRIOR TO WORK ACCOMPLISHED.